all of us here at abc 7 news, all of us here at abc 7 news, thanks for joining us. this is the "jeopardy!" teen tournament! today's contestants are -- a senior from mound, minnesota... ...a senior from westport, connecticut... ...and a senior from lexington, kentucky... and now here is the host of "jeopardy!" -- alex trebek! and i am so thankful, johnny, that you did not introduce me as a senlso. [ laughter ] welcome, ladies and gentlemen. this is the last of our quarterfinal matches. the winner today will join the other semifinalior, a and remember -- we have those four wild-card spots for the high scorers among non-winners. joe, emily, barrett, good luck. here we go. jeopardy! roists. these are the categories. und. that's what ve to do. alex: of course you're getting nervous, it's just... barrett, start us. i'll have getting nervous for $200, please. joe. what are butterflies? right. getting nervous for $400. barrett. what are jeebies? yes. i'll have nervous for $600, please. emily. what are pins and needles? that's right. completes the book title for $200, please